Container holder



FIG. 1 is a top and side perspective view of a container holder, showing my new design;

FIG. 2 is top plan view thereof;

FIG. 3 is a front side elevation view thereof; and,

FIG. 4 is a side elevation view thereof, the opposite side elevation being a mirror image thereof. 

CLAIM The ornamental design for a container holder, as shown and described. 